How severe is CVE-2022-22674?

CVE-2022-22674 has a CVSS 3.1 base score of 5.5 (MEDIUM). EPSS estimates a 1.1% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2022-22674: Apple macOS Out-of-Bounds Read

CISA Known Exploited Vulnerabilities

Apple macOS Out-of-Bounds Read Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2022-04-04

Remediation due

2022-04-25

Required action
Apply updates per vendor instructions.

CISA notes
https://nvd.nist.gov/vuln/detail/CVE-2022-22674

Description

An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue is fixed in macOS Monterey 12.3.1, Security Update 2022-004 Catalina, macOS Big Sur 11.6.6. A local user may be able to read kernel memory.

Severity

CVSS 3.1 · CISA5.5 MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impactpartial

Affected Products

Vendor	Product	Affected versions
Apple	macOS	unspecified to <12.3
Apple	macOS	unspecified to <2022
Apple	macOS	unspecified to <11.6

References

3 Links

Other references

Record Details

Published

2022-05-26

Last updated

2025-10-21

Assigner (CNA)

apple

Credited to

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.